The aurora and solar activity archive
Searching for historical solar and auroral activity data? The archive is filled with data between the year 1996 and yesterday. You can choose a viewing mode to quickly look for days with interesting space weather and pick a day to view the archived data for that day with more detailed space weather data.
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1Kp3+ | ||||||
2Kp3+ | 3B2.75 Kp3 | 4B3.08 Kp2+ | 5C1.54 Kp3+ | 6C1.39 Kp3- | 7B6.74 Kp2- | 8B6.75 Kp2- |
9B1.61 Kp2 | 10Kp2 | 11Kp5- | 12Kp5 | 13Kp6- | 14Kp5 | 15Kp5+ |
16Kp3 | 17Kp2- | 18Kp2+ | 19Kp4- | 20M1.59 Kp4- | 21B4.32 Kp3 | 22B2.77 Kp3 |
23Kp2+ | 24Kp5- | 25Kp5- | 26Kp4+ | 27B2.19 Kp2 | 28Kp2 | 29Kp2- |
30Kp1 | 31Kp2- | |||||
Latest news
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Latest forum messages
AR 13901 82Sunspot Latitudes at or near Solar Maximum 76Incoming & Unnumbered Active Regions 1244The Rotations of AR 13780 and AR 13902 1Space Weather Memes 580
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.7 -23.8 |
| Last 30 days | 155.2 +4.4 |